**Trader consensus at 98% against a 2026 hantavirus pandemic reflects the virus's fundamental biological constraints and the contained nature of recent events.** Most hantaviruses, including those causing hantavirus pulmonary syndrome in the Americas, spread primarily via rodent excreta with no sustained human-to-human transmission; only the Andes virus strain shows limited person-to-person spread, typically requiring prolonged close contact rather than efficient respiratory or casual routes. The May 2026 MV Hondius cruise ship cluster—13 confirmed or probable Andes virus cases and three deaths—remained isolated through rapid quarantine, contact tracing across dozens of countries, and monitoring of over 650 individuals, with no secondary waves after late May per WHO and CDC updates. Official surveillance continues to record only sporadic rodent-linked cases at baseline rates, without evidence of enhanced transmissibility, widespread geographic expansion, or mutations enabling pandemic-scale dynamics. While a novel evolutionary shift toward airborne efficiency or an undetected superspreader event could theoretically alter this, current epidemiological data and the virus's high case-fatality rate (often 30-40%) make such outcomes highly improbable before year-end.